.sider {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 210px;
  background-color: #323745;
}
.sider .logo {
  display: block;
  height: 56px;
  background-color: #242732;
  overflow: hidden;
}
.sider .logo img {
  display: block;
  margin: 6px auto 0;
}
.user_info {
  height: 79px;
  border-bottom: 1px solid #5a5e6b;
}

.user_info img {
  float: left;
  width: 40px;
  height: 40px;
  border-radius: 20px;
  margin: 19px 0 0 30px;
}
.user_info span {
  float: left;
  width: 120px;
  font-size: 12px;
  color: #fff;
  margin: 23px 0 0 20px;
}
.user_info b {
  float: left;
  width: 120px;
  font-weight: normal;
  font-size: 12px;
  color: #adafb5;
  margin: 2px 0 0 20px;
}

.menu .level01 {
  height: 50px;
  line-height: 50px;
}
.menu .level01 a {
  display: block;
  height: 50px;
  font-size: 12px;
  color: #adafb5;
  overflow: hidden;
}
.menu .level01.active a {
  background-color: #1378f0;
  color: #fff;
}
.menu .level01.active i {
  color: #fff;
}

.menu .level01 a:hover {
  background-color: #1378f0;
  color: #fff;
}
.menu .level01 a:hover i {
  color: #fff;
}
.menu .level01 i {
  color: #61646f;
  font-size: 22px;
  float: left;
  margin-left: 26px;
}
.menu .level01 span {
  float: left;
  margin-left: 10px;
}
.menu .level01 b {
  float: right;
  margin-right: 20px;
  font-weight: normal;
  transform: rotate(-90deg);
  transition: all 500ms ease;
}

.menu .level01 .rotate0 {
  transform: rotate(0deg);
}

.menu .level02 {
  background: #242732;
  display: none;
}

.menu .level02 li {
  height: 40px;
  line-height: 40px;
}
.menu .level02 li a {
  display: block;
  height: 40px;
  font-size: 12px;
  color: #adafb5;
  overflow: hidden;
}

.menu .level02 li a:hover {
  background-color: #1378f0;
  color: #fff;
}

.menu .level02 li i {
  font-size: 12px;
  float: left;
  margin-left: 60px;
}
.menu .level02 li span {
  font-size: 12px;
  float: left;
  margin-left: 5px;
}

.menu .level02 .active a {
  color: #ffae00;
}

.header_bar {
  position: fixed;
  left: 210px;
  right: 0;
  top: 0;
  height: 56px;
  background-color: #fff;
}

.main {
  position: fixed;
  left: 210px;
  top: 56px;
  right: 0;
  bottom: 0;
  background-color: #f2f3f5;
}

.user_center_link {
  float: right;
}
.user_center_link a {
  line-height: 56px;
  font-size: 12px;
  color: #999;
  margin-right: 15px;
}
.user_center_link a:hover {
  color: #ffae00;
}

.user_center_link img {
  width: 42px;
  height: 42px;
  border-radius: 32px;
  margin-right: 10px;
}
